|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* (c) Steve Nebes <[email protected]> |
|
4
|
|
|
* |
|
5
|
|
|
* For the full copyright and license information, please view the LICENSE |
|
6
|
|
|
* file that was distributed with this source code. |
|
7
|
|
|
*/ |
|
8
|
|
|
|
|
9
|
|
|
declare(strict_types=1); |
|
10
|
|
|
|
|
11
|
|
|
namespace SN\DaisyDiff\Xml; |
|
12
|
|
|
|
|
13
|
|
|
use SN\DaisyDiff\Html\Dom\DomTreeBuilder; |
|
14
|
|
|
|
|
15
|
|
|
/** |
|
16
|
|
|
* XMLReader implementation. |
|
17
|
|
|
*/ |
|
18
|
|
|
class XMLReader |
|
19
|
|
|
{ |
|
20
|
|
|
/** @var DomTreeBuilder */ |
|
21
|
|
|
private $domTreeBuilder; |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* @param DomTreeBuilder $domTreeBuilder |
|
25
|
|
|
*/ |
|
26
|
49 |
|
public function __construct(DomTreeBuilder $domTreeBuilder) |
|
27
|
|
|
{ |
|
28
|
49 |
|
$this->domTreeBuilder = $domTreeBuilder; |
|
29
|
49 |
|
} |
|
30
|
|
|
|
|
31
|
|
|
/** |
|
32
|
|
|
* @param string $xml |
|
33
|
|
|
* @return void |
|
34
|
|
|
* |
|
35
|
|
|
* @throws \RuntimeException |
|
36
|
|
|
*/ |
|
37
|
49 |
|
public function parse(string $xml): void |
|
38
|
|
|
{ |
|
39
|
49 |
|
$this->domTreeBuilder->startDocument(); |
|
40
|
|
|
|
|
41
|
|
|
// Wrap xml in valid block. |
|
42
|
49 |
|
$clean = \mb_convert_encoding($xml, 'HTML-ENTITIES', 'UTF-8'); |
|
43
|
49 |
|
$clean = \sprintf('<?xml version="1.0" encoding="UTF-8"?>%s<body>%s</body>', Sanitizer::getDocType(), $clean); |
|
44
|
|
|
|
|
45
|
|
|
// Create parser. |
|
46
|
49 |
|
$parser = \xml_parser_create(''); |
|
47
|
49 |
|
\xml_set_element_handler($parser, [$this->domTreeBuilder, 'startElement'], [$this->domTreeBuilder, 'endElement']); |
|
48
|
49 |
|
\xml_set_character_data_handler($parser, [$this->domTreeBuilder, 'characters']); |
|
49
|
|
|
|
|
50
|
|
|
// Force xml tags to be lowercase. |
|
51
|
49 |
|
\xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false); |
|
52
|
|
|
|
|
53
|
|
|
// Parse! |
|
54
|
49 |
|
if (!\xml_parse($parser, $clean, true)) { |
|
55
|
|
|
$error = \xml_error_string(xml_get_error_code($parser)); |
|
56
|
|
|
$line = \xml_get_current_line_number($parser); |
|
57
|
|
|
$col = \xml_get_current_column_number($parser); |
|
58
|
|
|
|
|
59
|
|
|
throw new \RuntimeException("XML Error: {$error} at line {$line} and column {$col}\n"); |
|
60
|
|
|
} |
|
61
|
|
|
|
|
62
|
49 |
|
\xml_parser_free($parser); |
|
63
|
|
|
|
|
64
|
49 |
|
$this->domTreeBuilder->endDocument(); |
|
65
|
49 |
|
} |
|
66
|
|
|
} |
|
67
|
|
|
|
snebes /
php-daisydiff
